NI PXI-2570
The NI PXI-2570 is a 40-channel general-purpose relay module for the PXI platform designed for switching and controlling low-level and power signals. The NI PXI-2570 is composed of 40 armature latching SPDT relays.
For certain applications, you may need to increase the default settling time. Refer to Adding Additional Settling Time for more information.
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Note For EMC compliance, operate this device with shielded cables. |
Operation Modes
The following table lists the supported topology of the NI PXI-2570 and possible operation modes.
| Topology | Software Name | Immediate | Scanning |
|---|---|---|---|
| 40-SPDT | 2570/40-SPDT (NISWITCH_TOPOLOGY_2570_40_SPDT) | ![]() | ![]() |

